, who told supporters in boston he gave it his all and insisted washington must come together. >> the nation, as you know, is at a critical point. at a time like this, we can't risk partisan bickering and political posturing. our leaders have to reach across the aisle to do the people's work. >> the romney family has chosen to give back to america through public service, and that is the legacy that we honor and applaud tonight. >> reporter: the president won with slim majorities in key states -- ohio, pennsylvania, wisconsin, iowa, colorado, new hampshire. virginia and nevada weren't called until early this morning after he was declared the projected winner. still outstanding, florida, where at 2:00 a.m. people were still in line voting. and, of course, all of their votes will still have to be counted, not to mention provisional ballots in ohio that we thought might be the deciding factor in this race. we're live this morning in chicago at obama's victory headquarters, i'm tracie potts. back to you. >> tracie, a question for you. we know the president -- the race was called fo